Where do these graded prices come from?

Medians of 5 real eBay completed sales aggregated per grade (PSA, BGS, CGC) — a completed-sale evidence layer, not listing asks. Sample sizes are shown per grade; thin grades deserve caution.

Is grading Shaymin Prism Star worth it?

Compare the graded medians below against the raw reference price of $5.25 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 5 completed sales

Shaymin Prism Star graded prices.

As of August 2, 2026, Shaymin Prism Star (Team Up #10) trades across the graded ladder below, based on 5 real eBay completed sales; the raw copy’s reference price is $5.25.

Across Team Up, PSA 10 copies sell for 11.5× their raw reference price on average (38 cards, 890 PSA 10 completed sales tracked).

As of August 2, 2026Raw price & chart →Grading ROI calculator →

PSA · Shaymin Prism Star

Grade	Median	Sales	vs Raw
NM-MT 8	$17.49	4	3.3×

Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.